259515508

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4324

約数の個数: 48

約数和(自身を含む): 543449088

約数和(自身を除く): 283933580

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4211, 4402, 8422, 8804, 15407, 16844, 29477, 30814, 58954, 61628, 117908, 130541, 261082, 298981, 522164, 597962, 913787, 1195924, 1827574, 2092867, 3655148, 4185734, 8371468, 9268411, 18536822, 37073644, 64878877, 129757754, 259515508]

約数ペア:

[(1, 259515508), (2, 129757754), (4, 64878877), (7, 37073644), (14, 18536822), (28, 9268411), (31, 8371468), (62, 4185734), (71, 3655148), (124, 2092867), (142, 1827574), (217, 1195924), (284, 913787), (434, 597962), (497, 522164), (868, 298981), (994, 261082), (1988, 130541), (2201, 117908), (4211, 61628), (4402, 58954), (8422, 30814), (8804, 29477), (15407, 16844)]